Directory Traversal in Cloudflare Wrangler CLI <=3.1.0 / <=2.20.1
CVE-2023-3348 Published on August 3, 2023
Directory traversal vulnerability in Cloudflare Wrangler
The Wrangler command line tool (<=wrangler@3.1.0 or <=wrangler@2.20.1) was affected by a directory traversal vulnerability when running a local development server for Pages (wrangler pages dev command). This vulnerability enabled an attacker in the same network as the victim to connect to the local development server and access the victim's files present outside of the directory for the development server.
Vulnerability Analysis
Weakness Type
What is a Directory traversal Vulnerability?
The software uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the software does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
CVE-2023-3348 has been classified to as a Directory traversal vulnerability or weakness.
Products Associated with CVE-2023-3348
Want to know whenever a new CVE is published for CloudFlare Wrangler? stack.watch will email you.
Affected Versions
Cloudflare Wrangler:- Version 3 and below 3.1.1 is affected.
- Version 2 and below 2.20.1 is affected.
Vulnerable Packages
The following package name and versions may be associated with CVE-2023-3348
| Package Manager | Vulnerable Package | Versions | Fixed In |
|---|---|---|---|
| npm | wrangler | < 3.1.1 | 3.1.1 |
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.